02.12.2013 - Silver and gold as currency commodities
Gold and silver have a 6000 year history for their use as a currency, and until the last century, the price of gold and silver maintained a healthy valuation ratio of 1 ounce of gold to every 15 ounces of silver. This purchasing power ratio is strengthened by the fact that there are 17 ounces of silver for every 1 ounce of gold in the earth's crust, although physical silver stocks have dwindled as the metal is used in a wide variety of industrial applications......................................Full Article: Source
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